491114869

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{1783}}^1$

素因数の和:1937

約数の個数: 24

約数和(自身を含む): 598139520

約数和(自身を除く): 107024651

約数列:

[1, 7, 19, 109, 133, 361, 763, 1783, 2071, 2527, 12481, 14497, 33877, 39349, 194347, 237139, 275443, 643663, 1360429, 3692593, 4505641, 25848151, 70159267, 491114869]

約数ペア:

[(1, 491114869), (7, 70159267), (19, 25848151), (109, 4505641), (133, 3692593), (361, 1360429), (763, 643663), (1783, 275443), (2071, 237139), (2527, 194347), (12481, 39349), (14497, 33877)]